Writing1 piece
  1. No. 011EU AI Act Article 50: who must mark output from apps built on Claude, GPT and Gemini, and by whenMarking has applied since 2 August 2026 to generative AI systems launched from that date; 2 December only ends a grace period for systems already on the EU market. We read the regulation, the amending act, the Commission guidelines and the Code of Practice, and checked what Anthropic, OpenAI and Google mark by default.